English Beginner Human Aspects of IT for the Aged Population. Design for Everyday Life: First International Conference, ITAP 2015, Held as Part of HCI International 2015, Los Angeles, CA, USA, August 2-7, 2015. Proceedings, Part II Jia Zhou,Gavriel Salvendy (eds.) 2015 مشاهدهٔ کتاب